diff options
Diffstat (limited to 'nuttx/sched/group_signal.c')
-rw-r--r-- | nuttx/sched/group_signal.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/nuttx/sched/group_signal.c b/nuttx/sched/group_signal.c deleted file mode 100644 index 009ab7a55..000000000 --- a/nuttx/sched/group_signal.c +++ /dev/null @@ -1,163 +0,0 @@ -/***************************************************************************** - * sched/group_signal.c - * - * Copyright (C) 2013 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - *****************************************************************************/ - -/***************************************************************************** - * Included Files - *****************************************************************************/ - -#include <nuttx/config.h> - -#include <sched.h> -#include <assert.h> -#include <signal.h> -#include <errno.h> -#include <debug.h> - -#include "os_internal.h" -#include "group_internal.h" -#include "sig_internal.h" - -#if defined(HAVE_TASK_GROUP) && !defined(CONFIG_DISABLE_SIGNALS) - -/***************************************************************************** - * Pre-processor Definitions - *****************************************************************************/ - -/***************************************************************************** - * Private Types - *****************************************************************************/ - -/***************************************************************************** - * Private Data - *****************************************************************************/ - -/***************************************************************************** - * Private Functions - *****************************************************************************/ - -/***************************************************************************** - * Public Functions - *****************************************************************************/ - -/***************************************************************************** - * Name: group_signal - * - * Description: - * Send a signal to every member of the group. - * - * Parameters: - * group - The task group that needs to be signalled. - * - * Return Value: - * 0 (OK) on success; a negated errno value on failure. - * - * Assumptions: - * Called during task terminatino in a safe context. No special precautions - * are required here. - * - *****************************************************************************/ - -int group_signal(FAR struct task_group_s *group, FAR siginfo_t *info) -{ -#ifdef HAVE_GROUP_MEMBERS - FAR _TCB *gtcb; - int i; - - DEBUGASSERT(group && info); - - /* Make sure that pre-emption is disabled to that we signal all of teh - * members of the group before any of them actually run. - */ - - sched_lock(); - - /* Send the signal to each member of the group */ - - for (i = 0; i < group->tg_nmembers; i++) - { - gtcb = sched_gettcb(group->tg_members[i]); - DEBUGASSERT(gtcb); - if (gtcb) - { - /* Use the sig_received interface so that it does not muck with - * the siginfo_t. - */ - -#ifdef CONFIG_DEBUG - int ret = sig_received(gtcb, info); - DEBUGASSERT(ret == 0); -#else - (void)sig_received(gtcb, info); -#endif - } - } - - /* Re-enable pre-emption an return success */ - - sched_unlock(); - return OK; -#else - return -ENOSYS; -#endif -} - -/***************************************************************************** - * Name: group_signalmember - * - * Description: - * Send a signal to every member of the group to which task belongs. - * - * Parameters: - * tcb - The tcb of one task in the task group that needs to be signalled. - * - * Return Value: - * 0 (OK) on success; a negated errno value on failure. - * - * Assumptions: - * Called during task terminatino in a safe context. No special precautions - * are required here. - * - *****************************************************************************/ - -int group_signalmember(FAR _TCB *tcb, FAR siginfo_t *info) -{ -#ifdef HAVE_GROUP_MEMBERS - DEBUGASSERT(tcb); - return group_signal(tcb->group, info); -#else - return sig_received(tcb, info); -#endif -} -#endif /* HAVE_TASK_GROUP && !CONFIG_DISABLE_SIGNALS */ |